Fig. 2.

a Urinary excretions of AAMA of group A (n = 6) for each individual study day (24 h, start at 8 a.m.); squares represent mean values, horizontal lines are median values, crosses and stars represent the minimum respective maximum; b development of AAMA excretion from day 1 to 9 at the level of each single volunteer of group A indicated as one line per volunteer; days 1–5, 7–9, 11–13: washout days (0.05–0.06 µg/kg bw/d), day 6 (coffee): 0.15–0.17 μg/kg bw; day 10 (high AA): 14.1–15.9 μg/kg bw